value	unc_up	unc_lo	author	ref	method
0.028	0.0320	0.0320	Masiero	2020PSJ.....1....5M	NEATM
0.035	0.0179	0.0179	Masiero	2017AJ....154..168M	NEATM
0.067	0.0074	0.0074	Masiero	2011ApJ...741...68M	NEATM